CN217997837U - Catwalk steel cable head wheel disc anchoring structure - Google Patents

Abstract

The utility model provides a catwalk cable wire rope cable head rim plate anchor structure, is including setting up the frame on the pier, be provided with construction platform in the frame, parallel arrangement has crossbeam and anchor beam on the construction platform, the crossbeam with be provided with first adjusting part between the anchor beam, the lateral wall of anchor beam still is provided with a plurality of sets of second adjusting part, every group the second adjusting part is kept away from the one end of anchor beam all is connected with the single pulley that is used for convoluteing wire rope, and wire rope's one end is wound behind the single pulley coiling round and the other end coincide side by side forms the coincide section, the coincide section is provided with and is used for making the fixed mounting of wire rope coincide, and wire rope's one end extends to ground to the bottom of pier, and the subaerial rotation is provided with the take-up pulley that is used for convoluteing wire rope, and wire rope's the other end extends to pier tower department to be connected fixedly with pier tower top. But this application has catwalk cyclic utilization who sets up different length same wire rope, very high the effect of wire rope's utilization ratio.

Description

Catwalk steel cable head wheel disc anchoring structure

Technical Field

The utility model belongs to the technical field of the technique of catwalk construction and specifically relates to a catwalk cable wire rope cable head rim plate anchor structure is related to.

Background

The catwalk is a linear temporary construction sidewalk which is erected below the main cable and is parallel to the main cable during construction of the suspension bridge. The high-altitude scaffold is a construction platform for constructors to carry out construction operation, is a construction platform for a main cable system and even the whole upper structure of a suspension bridge, and is generally U-shaped in section, long and narrow and has some shaking, so that the high-altitude scaffold is called a catwalk. The bridge is an extremely important temporary facility in suspension bridge construction, and the bridge is dismantled after completion.

Catwalk of the prior art is generally made by the wire rope of system of twisting, and when setting up the catwalk, an intercepting is a wire rope corresponding with main push-towing rope length, and wire rope both ends are connected with the tight regulation device respectively, and when catwalk because the effect of gravity is long-drawn, accessible tight regulation device adjusts wire rope, makes wire rope keep parallel with the main push-towing rope.

However, when the catwalk is constructed each time, a section of steel wire rope corresponding to the length of the main cable needs to be cut out, and after the construction is finished, the length of the steel wire rope is fixed, so that secondary utilization is difficult to perform when the catwalk is constructed next time, the utilization rate of the steel wire rope is too low, and material waste is caused.

SUMMERY OF THE UTILITY MODEL

In order to improve when current catwalk construction, wire rope can not cyclic utilization, causes the phenomenon that the wire rope utilization ratio is low and the material is extravagant, this application provides a catwalk wire rope cable head rim plate anchor structure.

The application provides a catwalk cable wire rope cable head rim plate anchor structure adopts following technical scheme:

the utility model provides a catwalk cable wire rope cable head rim plate anchor structure, is including setting up the frame on the pier, be provided with construction platform in the frame, parallel arrangement has crossbeam and anchor beam on the construction platform, the crossbeam with be provided with between the anchor beam and be used for the drive the anchor beam is to keeping away from or being close to the first adjusting part of the direction removal of crossbeam, the lateral wall of anchor beam still is provided with a plurality of sets of second adjusting part, every group the second adjusting part is kept away from the one end of anchor beam all is connected with the single pulley that is used for coiling wire rope, and wire rope's one end is wound behind the single pulley coiling round and the other end coincide forms the coincide section side by side, the coincide section is provided with and is used for making the fixed mounting of wire rope coincide, and wire rope's one end extends to ground to the bottom of pier, and subaerial rotation is provided with the take-up pulley that is used for coiling wire rope, and wire rope's the other end extends to pier tower department to be connected fixedly with pier tower top.

Through adopting above-mentioned technical scheme, when setting up the catwalk of different length, through untiing the mounting, after readjusting wire rope length, the single pulley sets up and the mounting is fixed wire rope coincide section side by side to wire rope coiling round, has realized setting up the same wire rope of catwalk cyclic utilization of different length, has improved wire rope's utilization ratio, has practiced thrift the wire rope material. When setting up the catwalk, draw construction platform with the wire rope's in the take-up pulley one end, fix wire rope's the coincide section side by side through the mounting after winding the single pulley round through wire rope, wire rope's the other end of coincide section side by side is connected in pier tower top to wire rope distributes along the length direction of main push-towing rope, and sets up in the below of main push-towing rope. After long-time operation, if the steel wire ropes are stretched under the influence of gravity or environmental factors, so that the tightness of the steel wire ropes is required to be adjusted at the same time, the anchor beam is driven to move by adjusting the first adjusting assembly, and the single pulleys are driven to move at the same time by the plurality of groups of second adjusting assemblies, so that the steel wire ropes are loosened or tensioned at the same time; if the tightness of a single steel wire rope needs to be adjusted, the second adjusting assembly can be adjusted to drive the single pulley to move, and therefore the tightness of the single steel wire rope is adjusted. When setting up the catwalk of different length, through untiing the mounting, after readjusting wire rope length, the single pulley sets up and the mounting is fixed wire rope coincide section side by side to wire rope coiling round, has realized that the catwalk that sets up different length can recycle same wire rope, has improved wire rope's utilization ratio, has practiced thrift the wire rope material.

Preferably, the first adjusting component comprises two first screw rods arranged in parallel, the first screw rods are perpendicular to the cross beam, one ends of the first screw rods, which are close to the cross beam, are rotatably connected with the cross beam, one ends, which are far away from the cross beam, of the first screw rods penetrate through the anchor beam and are in sliding connection with the anchor beam along the length direction of the first screw rods, and one ends, which are far away from the cross beam, of the first screw rods are in threaded connection with abutting connection with first abutting nuts, which are far away from one side of the cross beam, of the anchor beam.

Through adopting above-mentioned technical scheme, when needs adjust a plurality of wire rope's elasticity simultaneously, can move along the length direction of first screw in order to drive the anchor beam through rotating first butt nut to drive the second adjusting part on the anchor beam and remove, and then drive the effect of single pulley in order to reach the elasticity of adjusting a plurality of wire rope.

Preferably, one end of the first screw rod, which is far away from the cross beam, is in threaded connection with a first limit nut for limiting the moving distance of the anchor beam on the first screw rod.

Through adopting above-mentioned technical scheme, when rotating first butt nut and drive the anchor beam and remove, the turning distance of first butt nut of first stop nut restriction, and then the displacement of restriction anchor beam, first butt nut prevents simultaneously that first butt nut from leading to the anchor beam to break away from first screw rod because the smooth silk of indefinite factor causes the threat to personnel's safety.

Preferably, the second adjusting part includes and wears to locate the second screw rod of anchor beam, the one end that the crossbeam was kept away from to the second screw rod passes the anchor beam and with the anchor beam is followed the length direction sliding connection of second screw rod, the second screw rod is kept away from the one end threaded connection of crossbeam has the adapter sleeve, the adapter sleeve is kept away from the one end of anchor beam articulates there is articulated seat, the other end fixed connection of articulated seat in the single pulley, the second screw rod is close to the one end threaded connection of crossbeam has and is used for the butt the anchor beam orientation the second butt nut of one side of crossbeam.

Through adopting above-mentioned technical scheme, if need adjust single wire rope's elasticity, the accessible drives the second screw rod removal this moment through rotating second butt nut to drive and connect the removal, and then drive single pulley and wire rope removal, in order to reach the effect of relaxing or taut wire rope.

Preferably, one end of the second screw rod, which is close to the cross beam, is provided with a second limit nut for limiting the moving distance of the second screw rod.

Through adopting above-mentioned technical scheme, when rotating second butt nut and drive the second screw rod and remove, second stop nut restricts the turning distance of second butt nut to the displacement of restriction second screw rod, second butt nut prevents simultaneously that second butt nut from leading to the second screw rod to break away from the anchor beam because the smooth silk of non-form factor causes the threat to personnel's safety.

Preferably, the fixing member includes a plurality of rope clips for bundling and fixing the steel wire ropes of the overlapped section, and the plurality of rope clips are distributed at equal intervals on the overlapped section.

Through adopting above-mentioned technical scheme, when setting up the catwalk, behind wire rope through winding the single pulley round, wire rope's coincide section side by side is tied up fixedly through the rope clip to make wire rope's both ends can keep relatively fixed also having realized setting up different length catwalks from this, the wire rope of adjustable corresponding length, but make wire rope cyclic utilization, can not cause the material waste.

Preferably, the side wall of one side of the anchor beam close to the cross beam is provided with an abutting block for abutting a second abutting nut.

Through adopting above-mentioned technical scheme, the butt piece is used for increasing the lifting surface area of anchor beam, and makes the anchor beam atress even, when rotating second butt nut, because the partial pressure effect of butt piece for anchor beam non-deformable.

Preferably, buckles used for limiting the steel wire rope are further arranged on two sides of the single pulley.

Through adopting above-mentioned technical scheme, when setting up the catwalk, wire rope sets up around the single pulley round, and at the in-process of carrying wire rope, the buckle removes wire rope restriction in the lateral wall of single pulley, prevents that wire rope and single pulley from breaking away from.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when catwalks with different lengths are arranged, the fixing piece is unfastened, after the length of the steel wire rope is adjusted again, the single pulley winds the steel wire rope for one circle to be arranged, and the fixing piece fixes the side-by-side overlapped sections of the steel wire rope, so that the catwalks with different lengths can recycle the same steel wire rope, the utilization rate of the steel wire rope is improved, and the material of the steel wire rope is saved;

2. if the tightness of a plurality of steel wire ropes and a single steel wire rope needs to be adjusted, the moving distance of the single pulley can be changed by adjusting the first adjusting component or the second adjusting component, so that the single pulley drives the steel wire rope to be tensioned or loosened, and the tightness of the steel wire rope is adjusted.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a schematic view illustrating an assembly relationship between a pier and a steel wire rope in an embodiment of the present application;

FIG. 3 is a schematic view of the relationship between the anchor beam and the first and second screws in the embodiment of the present application;

fig. 4 is an enlarged schematic view of a portion a in fig. 2.

Description of reference numerals: 1. a bridge pier; 2. a frame; 3. a construction platform; 4. a cross beam; 5. an anchor beam; 61. a first screw; 62. a rotating wheel; 63. a connecting shaft; 64. a limiting disc; 65. fixing a nut; 66. fixing a sleeve; 67. a waist-shaped hole; 68. a first abutment nut; 69. a first limit nut; 7. a single pulley; 71. a circular groove; 72. buckling; 8. a wire rope; 91. a second screw; 921. connecting sleeves; 922. a hinged seat; 93. a gasket; 94. a second abutment nut; 95. a second limit nut; 96. a butting block; 10. rope clamping; 11. a take-up pulley; 12. and (5) heading a tower.

Detailed Description

The present application is described in further detail below with reference to fig. 1-4.

The utility model provides a catwalk cable wire rope cable head rim plate anchor structure, refers to figure 1, includes frame 2, and frame 2 is fixed to be set up on the pier 1 that is used for bearing the tip of suspension bridge. The frame 2 is provided with a square construction platform 3, and the construction platform 3 is arranged along the width direction of the bridge. The construction platform 3 is fixedly provided with a cross beam 4, the cross beam 4 is arranged along the length direction of the construction platform 3, and the cross beam 4 is positioned on one side, close to the pier 1, of the construction platform 3.

Referring to fig. 2, one side of the construction platform 3, which is far away from the pier 1, is provided with an anchor beam 5, the anchor beam 5 is arranged along the length direction of the construction platform 3, and the anchor beam 5 is arranged in parallel with the cross beam 4. The cross beam 4 is provided with a first adjusting assembly for driving the anchor beam 5 to move towards or away from the cross beam 4.

In particular, with reference to fig. 2, the first adjustment assembly comprises two first threaded rods 61 arranged parallel to each other, the first threaded rods 61 being perpendicular to the cross beam 4. One end of the first screw 61, which is far away from the cross beam 4, penetrates through the anchor beam 5 and is connected with the anchor beam 5 in a sliding manner along the length direction of the first screw 61. One end of the first screw 61 close to the beam 4 is rotatably connected with the beam 4, and the first screw 61 can be turned over up and down relative to the beam 4. In this embodiment, the end of the first screw 61 is fixedly provided with a rotating wheel 62, the end of the cross beam 4 is provided with a connecting shaft 63, and the rotating wheel 62 is rotatably sleeved outside the connecting shaft 63. The two ends of the connecting shaft 63 are provided with limiting discs 64, the rotating wheel 62 is located between the two limiting discs 64, and the two limiting discs 64 are used for limiting the rotating wheel 62, so that the rotating wheel 62 is limited to rotate along the axis direction of the connecting shaft 63. The end of the first screw 61 close to the rotating wheel 62 is further sequentially provided with a fixing nut 65 and a fixing sleeve 66, the fixing nut 65 is in threaded fit with the first screw 61, the fixing sleeve 66 is sleeved on the first screw 61, and the fixing sleeve 66 is located between the fixing nut 65 and the rotating wheel 62. The fixing nut 65 is rotated to push the fixing sleeve 66 to abut against the joint of the first screw 61 and the cross beam 4, so that the rotation of the first screw 61 relative to the cross beam 4 is fixed.

Referring to fig. 2, a waist-shaped hole 67 is formed in the side wall of the anchor beam 5, the waist-shaped hole 67 is formed along the length direction of the anchor beam 5, and the waist-shaped hole 67 penetrates through the front and rear side walls of the anchor beam 5. In this embodiment, the number of the waist-shaped holes 67 is two, and the two waist-shaped holes 67 correspond to the two first screws 61 respectively. One end of the first screw 61, which is far away from the cross beam 4, passes through the waist-shaped hole 67, and the first screw 61 can move along the length direction of the waist-shaped hole 67, so that the anchor beam 5 can be finely adjusted relative to the first screw 61.

Referring to fig. 3, a first abutting nut 68 and a first limiting nut 69 are sequentially connected to one end of the first screw 61 away from the cross beam 4 in a threaded manner. The first abutting nut 68 abuts on a side of the anchor beam 5 away from the cross beam 4, and the first limit nut 69 is used for limiting the moving distance of the anchor beam 5 on the first screw 61.

Referring to fig. 2, a plurality of sets of second adjusting assemblies are further arranged on the side wall of the anchor beam 5 in a penetrating manner side by side, and the second adjusting assemblies are distributed at intervals along the length direction of the anchor beam 5. One end of each group of second adjusting components far away from the anchor beam 5 is connected with a single pulley 7 used for winding the steel wire rope 8, and the second adjusting components are used for adjusting the position of the single pulley 7, so that the tightness of the single steel wire rope 8 can be adjusted. In this embodiment, four sets of second adjustment assemblies are provided on each anchor beam 5.

Specifically, referring to fig. 2, the second adjusting assembly includes a second screw 91, one end of the second screw 91 penetrates through the anchor beam 5 and is slidably connected with the anchor beam 5 along a length direction of the second screw 91, and one end of the second screw 91, which is far away from the cross beam 4, is connected with a joint in a threaded manner. The joint comprises a connecting sleeve 921 sleeved on the second screw 91 and a hinge base 922 hinged with one end of the fixing sleeve 66 far away from the anchor beam 5.

Referring to fig. 4, the other end of the hinge base 922 is fixedly connected to the single pulley 7, a circular groove 71 is formed in the edge of the single pulley 7, the circular groove 71 is formed along the circumferential direction of the single pulley 7, and the steel wire rope 8 is distributed around the single pulley 7 along the circular groove 71 in a circle. One end of the steel wire rope 8 is wound by a circle around the single pulley 7 and then is overlapped with the other end side by side to form an overlapped section, a plurality of rope clamps 10 used for bundling and fixing the steel wire rope 8 side by side are arranged on the overlapped section of the steel wire rope 8 side by side, and the overlapped section of the steel wire rope 8 side by side is bundled and fixed through the rope clamps 10 so that two ends of the steel wire rope 8 can be kept relatively fixed. Buckles 72 are further arranged on two sides of the single pulley 7, and the buckles 72 are used for preventing the single pulley 7 from being separated from the steel wire rope 8 in the adjusting process.

Referring to fig. 1, one end of the steel wire rope 8 extends to the ground toward the bottom of the pier 1, a take-up pulley 11 is rotatably disposed on the ground, and one end of the steel wire rope 8 extending to the ground is wound around the take-up pulley 11, so that the redundant steel wire rope 8 is wound and bundled. The other end of the steel wire rope 8 extends to the pier tower 12 and is fixedly connected with the top of the pier tower 12, so that the steel wire rope 8 is distributed along the length direction of the main cable, and the parallelism of the steel wire rope 8 relative to the main cable can be adjusted by adjusting the connecting position of the steel wire rope 8 on the pier tower 12, the height of the single pulley 7 relative to the construction platform 3 and the tension of the steel wire rope 8.

Referring to fig. 2, the side wall of the anchor beam 5 on the side close to the cross beam 4 is provided with a butt block 96, and the butt block 96 is used for increasing the stressed area of the anchor beam 5 and ensuring that the stress is more uniform. Second screw 91 wears to locate butt piece 96, the one end that second screw 91 is close to crossbeam 4 has set gradually packing ring 93, second butt nut 94 and second stop nut 95, packing ring 93 cup joints in second screw 91, second butt nut 94 and second stop nut 95 all with second screw 91 screw-thread fit, packing ring 93 is used for separating anchor beam 5 and second butt nut 94, in order to increase the lifting surface area of second butt nut 94 and anchor beam 5, make second butt nut 94 and anchor beam 5 atress even. By rotating the second abutting nut 94, the moving distance of the second screw 91 relative to the anchor beam 5 is adjusted, and then the moving distance of the single steel wire rope 8 is adjusted, and the second limit nut 95 is used for limiting the moving distance of the second screw 91. When a single steel wire rope 8 needs to be loosened or tensioned, the second nut is rotated to drive the second screw rod 91 to move along the length direction of the second screw rod, so that the joint is driven to move, the single pulley 7 is driven to move, and the tightness of the steel wire rope 8 is adjusted.

The implementation principle of the embodiment of the application is as follows: when setting up the catwalk, draw construction platform 3 with the one end of the wire rope 8 in the take-up pulley 11, fix wire rope 8's the coincide section side by side through rope clip 10 after 7 rounds of single pulley through wire rope 8 winds, wire rope 8's the other end of coincide section side by side is connected in mound tower 12 top to wire rope 8 distributes along the length direction of main push-towing rope, and sets up in the below of main push-towing rope.

After long-time operation, the steel wire rope 8 is elongated due to the action of gravity or the influence of environmental factors. If the tightness of the four steel wire ropes 8 needs to be adjusted simultaneously, the anchor beam 5 is driven to move by rotating the first abutting nut 68, so that the four joints are driven to move simultaneously by the four second screws 91, and the four single pulleys 7 are driven to move simultaneously, so that the four steel wire ropes 8 are loosened or tightened simultaneously;

if the tightness of a single steel wire rope 8 needs to be adjusted, the second abutting nut 94 can be rotated to drive the second screw 91 to move, so that the joint is driven to move, the single pulley 7 and the steel wire rope 8 are driven to move, and the effect of loosening or tensioning the steel wire rope 8 is achieved.

When setting up the catwalk of different length, through untiing the mounting, after readjusting 8 length of wire rope, single pulley 7 sets up and the mounting is fixed wire rope 8 coincide section side by side to 8 convolutes the round of wire rope, has realized setting up the same wire rope 8 of catwalk cyclic utilization of different length, has improved wire rope 8's utilization ratio, has practiced thrift wire rope 8 material.

The embodiments of the present invention are preferred embodiments of the present application, and the protection scope of the present application is not limited thereby, wherein like parts are denoted by like reference numerals. Therefore, the method comprises the following steps: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a catwalk cable wire rope cable head rim plate anchor structure, is including setting up frame (2) on pier (1), be provided with construction platform (3) on frame (2), its characterized in that: construction platform (3) are gone up parallel arrangement and are had crossbeam (4) and anchor beam (5), crossbeam (4) with be provided with between anchor beam (5) and be used for the drive anchor beam (5) are to keeping away from or being close to the first adjusting part of the direction removal of crossbeam (4), the lateral wall of anchor beam (5) still is provided with a plurality of sets of second adjusting part, every group the second adjusting part is kept away from the one end of anchor beam (5) all is connected with single pulley (7) that are used for coiling wire rope (8), and the one end of wire rope (8) is wound behind single pulley (7) the coiling round and coincide side by side with the other end and form the coincide section, the coincide section is provided with and is used for making the fixed mounting of wire rope (8) coincide, and the one end of wire rope (8) extends to ground to the bottom of pier (1), and subaerial rotation is provided with take-up wheel (11) that are used for coiling wire rope (8), and the other end of wire rope (8) extends to pier (12) department to be connected fixedly with pier (12) top.

2. The cable head sheave anchoring structure for a catwalk according to claim 1, wherein: first adjusting part includes two first screw rods (61) that are parallel to each other, first screw rod (61) perpendicular to crossbeam (4), first screw rod (61) are close to the one end of crossbeam (4) with crossbeam (4) rotate and are connected, the one end that crossbeam (4) were kept away from in first screw rod (61) is passed anchor beam (5) and edge the length direction of first screw rod (61) with anchor beam (5) sliding connection, keep away from in first screw rod (61) the one end threaded connection of crossbeam (4) have the butt in anchor beam (5) deviates from first butt nut (68) of one side of crossbeam (4).

3. The cable head sheave anchoring structure for a catwalk according to claim 2, wherein: one end, far away from the cross beam (4), of the first screw rod (61) is in threaded connection with a first limiting nut (69) used for limiting the moving distance of the anchor beam (5) on the first screw rod (61).

4. The catwalk wire rope head sheave anchoring structure according to claim 1, wherein: second adjusting part is including wearing to locate second screw rod (91) of anchor beam (5), the one end that crossbeam (4) were kept away from in second screw rod (91) passes anchor beam (5) and with anchor beam (5) are followed the length direction sliding connection of second screw rod (91), keep away from in second screw rod (91) the one end threaded connection of crossbeam (4) has adapter sleeve (921), adapter sleeve (921) is kept away from the one end of anchor beam (5) articulates there is articulated seat (922), the other end fixed connection of articulated seat (922) in single pulley (7), second screw rod (91) are close to the one end threaded connection of crossbeam (4) is used for the butt anchor beam (5) orientation second butt nut (94) of one side of crossbeam (4).

5. The cable head sheave anchoring structure for a catwalk according to claim 4, wherein: one end, close to the cross beam (4), of the second screw (91) is provided with a second limiting nut (95) used for limiting the moving distance of the second screw (91).

6. The catwalk wire rope head sheave anchoring structure according to claim 1, wherein: the fixing piece comprises a plurality of rope clamps (10) used for bundling and fixing the steel wire ropes (8) of the overlapped section, and the rope clamps (10) are distributed on the overlapped section at equal intervals.

7. The cable head sheave anchoring structure for a catwalk according to claim 1, wherein: and an abutting block (96) for abutting a second abutting nut (94) is arranged on the side wall of one side, close to the cross beam (4), of the anchor beam (5).

8. The cable head sheave anchoring structure for a catwalk according to claim 1, wherein: buckles (72) used for limiting the steel wire rope (8) are further arranged on the two sides of the single pulley (7).

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